Where a helicopter uses engine power to spin a rotor blade to force air down and create lift, on a Rotodyne the large rotor wasn’t directly driven by a motor. Instead it used a freely-spinning ...

Patrol the streets from above in a high-tech police helicopter featuring a spinning rotor, searchlight, and net shooter. The chase is on as you deploy a buildable drone with spinning rotors and ...

Aerospace giant Sikorsky announced it has conducted a series of flight tests for the rotor blown wing drone being developed ...

Indian American student’s work expands research in aerodynamics, unlocking new possibilities in wind energy production ...

Sikorsky has revealed the first images of the Phase IV gearbox designed for the new S-92A+ helicopter, while insisting the ...

The two Rolls-Royce Liberty AE1107C engines each produce more than 6,200 shaft horsepower and spin ... so the rotors generate thrust downward, letting the aircraft perform like a helicopter.

There’s a new type of smart calendar that automatically organizes your life The Pandan burger is Krazy Katsu's spin on St. Patrick's Day with its green bun. CANTON, Miss. – A medical helicopter that ...

A medical helicopter that crashed in a wooded area ... Investigators found marks in trees consistent with the aircraft's rotor striking them, National Transportation Safety Board member J.

Stay informed and make choices that help our fellow Canadians. Fly the flag, stay strong and carry on. We are true north ...

The innovative design includes eight independently spinning rotors hidden beneath a mesh ... which function more like helicopters, the Model A is designed as a street-legal vehicle.

While the central lifting rotor spins incredibly fast to lift the craft, it creates a torque imbalance over the helicopter as a whole. Explained more simply, the helicopter wants to spin around to ...

To differentiate the two, the company found a way to see a Doppler effect (speed differences) within a radar return, which indicates the spinning rotors of a UAV rather than flapping wings — a system ...